Home / 171,376.92-236,528.16-117,617.76

Finding the Fourth Proportional to 171,376.92, 236,528.16 and 117,617.76

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Solution

The fourth proportional to 171,376.92, 236,528.16 and 117,617.76 is: 162,331.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,376.92 : 236,528.16 = 117,617.76 : x
  2. Step 2: Convert to fraction form
    171,376.92/236,528.16 = 117,617.76/x
  3. Step 3: Cross multiply
    171,376.92x = 236,528.16 × 117,617.76
  4. Step 4: Simplify right side
    171,376.92x = 27,819,912,356.12
  5. Step 5: Solve for x
    x = 27,819,912,356.12/171,376.92
  6. Step 6: Final answer
    x = 162,331.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.